Giovanni Orsini

Giovanni Orsini or John Orsini may refer to: John I Orsini (died 1317), count palatine of Cephalonia and Zakynthos John II Orsini, despot of Epirus (1323–1335) Giovanni Orsini (died 1359), bishop of Padua Giovanni Battista Orsini, grand master of the Hospitallers (1467–1476) Giambattista Orsini (died 1503), cardinal